video-thumbnail-extractor

从视频中按特定时间戳或间隔提取帧，查找最佳帧，并生成缩略图网格以供预览。

SKILL.md

--- frontmatter

name: video-thumbnail-extractor
description: Extract frames from videos at specific timestamps or intervals, find best frames, and generate thumbnail grids for previews.

Video Thumbnail Extractor

Extract frames and create thumbnails from videos.

Features

•Frame Extraction: Extract at timestamps or intervals
•Best Frame Detection: Find sharpest/brightest frames
•Grid Previews: Contact sheet thumbnails
•Batch Processing: Process multiple videos
•Multiple Formats: PNG, JPG output

CLI Usage

bash

python video_thumbnail_extractor.py --input video.mp4 --time 00:01:30 --output thumb.jpg
python video_thumbnail_extractor.py --input video.mp4 --grid 4x4 --output preview.jpg

Dependencies

•moviepy>=1.0.3
•pillow>=10.0.0
•numpy>=1.24.0